Resilient rim.



P. F, DUNDON;

BBSILIENT RIM, v APPLICATION FILED JUNE 11I 1913.

Patented Mar. 9, 1915.

WITNEssEs: I

Per

memes Tee/ZZ evi-'mm meer @mehr l edend perteuery set forth is the claires.

Iewhe accompanying drawing, Figure l is e breken side eevegeu e s Whee er ordnery consrueeior equippec Wire my improve@ rim; Figs. 2, 3 ere eress seezerrs en the Hees Ell-2. 3 3, respeei'vey er? T; Fig. 1L is e V wv, slmer se Fig. 35 @if e.. medetien; Fig. is e hrererr ehn View err e reduced seele ef 'rubber rreee.; .W G is e similar View of e, Wooden rree. Y

Referring te the sirwiega l edeees *che fely er e were?.g wenn@ which is shrunk, or otherwise secured,l e; steel tire 2, er greater Width eben ehe fely se es te rend beyond its edges. Surrounding' ssf tire 2 ere rubber cushions 3 in, cir 'ier se ries; having rmer suri'leeee eeg egeies. the errel 2, end 'eurer eerfeeesrrhier ere concentric Whh the inner surfe-eee e 'wirk the wheel, se ther. eesherrs ere ef rmi form thickness., Their sides ere prf :ebgy coneeved, as shows. er, 92) Cae gire inereesel res1ier.-eyt

The eushenss ere lcesed by annuler langleirerls er rmgs 69 erre es each side ei? the Wheel., rlleeh ring eemprisee e, eyirsfrw ,eel member 7, en@ piene member Berrtendirlg; et right alegres es erre exis er che eyindree member., The inner perfs er 1he ple e member7 Wiehirr the eynreel memn ber is of uniferm thickness 'bue the eurer me ieee', er

vTeer@ 53 erf @he reseeter. liaig inte eerrespeedmgy J e ree/ess er err eeerrr secties.2 eherm ir: which is the prererre e0nerreesiee when the seeerrs "re mede or mener, er ,by meses er? s reglsee ende er rw seer'aens, and @secured 'te one ej ber@ which ehe `prefrred; ferm when frey ere :erede el? weer?. Qhemeceee perrieles of pier-1e members 3 er the rmgs seugy egesss the er 'ehe rubber eusxees, Whe the erh: -ee meefsers eesely against 'the euer er' seid cushions, A

reurrding the rubber eushens, ered the' edges of ehe eylirxreel memsers 2"'- sely smether? hey .ere s eurer?. ir; such peseie by ineens er beas sreugh ehe pierre mh im mjeertern; wel, er e in the epeeie eelrsruezerr by which seeure Lfrese en e "frees eee Fer here secure.I1 eeee. ey'ereel memher the e 6 ee be eeeeeeted ermreloya e sin er l@ ey ineens elfi rivets i8 passer? 'shrough e pair er? lugs 19 exfbeeirlg frere the eurer 'side elf" eeea. sweex err rappe sides ehereelfi when seemed in piece by seis "rete, wirk ibreir eurer ends ergueting reiner surieees ef the memu rings, @se inner ends e' ehe tzrlg in rewarded recesses m echec-emi; y

speeers ere in' 'the peee ef the inner edges ef le eyeeree members T 03E sei ringss se einer, when said rings seeurectegether by seid belts, with the ,rmer ei: the eyndree' members sbung against one another, es kewise ehe ends ef @he speeers @he pierre members 8 eff the rings eben eren pereel Wh each eher. 'Nues 920 ere .secures en nhe hreede er1-:s er the heirs passed 'ihre'egh ehe spacers. "When in this peseien, the perf-riens 9 of ehe plane members engaging ehe grooves in. the rim see'ens, flrmy he seid. rim sections in peee i Te preven; dipping er the rings 6 areunc ehe tire l provide pair et? keys 2l rveze *33e ehe inner sies or ehe plane members 2E ef the rings, eed which pass reugh e peir er reeesses 22 formed in rhs edges ef he tire 2 prevent eireumereniae movement.

@ieee it is eeeessery for he eeszeiy er the rim aber ehe piene members S er" `ehe rines sheulld here eompee :freedom er meevemerrt pese the edges er the tire 27 seid plane members do not touch seid tire. To exclude the entrance of dust through the joints of the rubber enshidns, l gravide en endless rubber band 24. completely encircling the tire 2. v

In case it is desired to provide the Wheel with s douille treed, pnoride s central ring 26, from the center of which extends out- Werd s circular rib 27 Haring outwardly on bqth sides. Between the sides of this rib and thickened portions 9 of the respective are l secured the two treads 28 of the-wheel. To seid ,central rin 2G ere riveted et suitable intervals centre spacers 29.

It will be observed that my improved rim is readily detachable, it being only necessary thunscpeu t e nuts 20 and remove the bolts, W ereugen e parts of the rim can be de- @e el.

l, d resilient attachment for e non-resilient Wheel comprising a tire adapted to be secured around the felly of the wheel, rubbe; Cushions loosely surrounding the tire in 'circuler series end contacting with @zich .other at t eir ends, seid cushions being of greater Width than the tire, rings on opposite sides of the cushions, and extending inwerdly past seid tire, seid rings haring inwerdly extending cylindrical members for y retaining the cushions between the rings and having smooth inner surfaces, means for detechshly securing lseid rings at e distance apart greater than the width of the tire, seid cushions being recessed to receive said means, said tire and rings having parts loosely engaging eech other to limit relative circn1n- :terentisl movement thereof.

2. A resilient attachment for n non-resilient Wheel comprisinga tire adapted Q be secured around the elly of the wheel and entending beyond its edges and hnving murN ginal recesses, rubber lcushions loosely surrounding the tire 1n circuler series :md

contacting with euch other :it ltheir ends, l

seid cushions being of' greater width than the tire, rings on opposite sides of the cushions, end extending inwardly past Seid tire, menne for retaining the cushions -between the rings, means for detzichably securing said rings at e distance spart gre-iter than the Width. of the tire, said cushions being recessed to receive seid means, and keys, rigid with said rings and pessing through said recesses.`

3. A resilient attachment fol.' a. npn-resiL ient Wheel comprising a. Het tire adapted to be secured around the felly of the Wheel, and extending beyond its edges, und hsying inurgnal recesses, rubber cushions loosely snr- ,rounding the tire in circuler series and con tecting with each other :it their ends, said cushions being` of greater width than' the tire, rings on oppositeI sides of the cushions, and extending inwardly past seid tire, means for retaining the cushions between the rnigs, ineens detachebly securing seid rings et 'e distance apart greater than the width of the tire, said cushions being recessed to receive said Ineens, :in endless rubber band surroundim:r thc tire, its edges Contactin i inner surfaces of seid rings, andeys, rigid with said rings :ind passing through seid recesses.

in testimony whereof I have hereunt set Ury hand in the presence of two snhsprihing witnesses.

PATRlGK F. Witnesses:

FRANCIS M. lVRlGHTr D, RICHARDS.

with .the 

